EPA Method 505 Analytes Conc Back Catalog number: 31181 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682110 (-)-delta-9-Tetrahydrocannabinol-C3, 10.0 µg/ml, Price on request 2673.7-50-IO Pentabromotoluene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87-83-2 Price on request 52016 Calibration Standards Set Price on request